Version 4
SHEET 1 880 680
WIRE -192 -48 -304 -48
WIRE -112 -48 -192 -48
WIRE -32 -48 -112 -48
WIRE 0 -48 -32 -48
WIRE 160 -48 0 -48
WIRE 208 -48 160 -48
WIRE 240 -48 208 -48
WIRE 0 -32 0 -48
WIRE 160 -32 160 -48
WIRE -32 16 -32 -48
WIRE -16 16 -32 16
WIRE 80 16 64 16
WIRE 96 16 80 16
WIRE 208 16 208 -48
WIRE 208 16 176 16
WIRE -192 32 -192 -48
WIRE 0 80 0 64
WIRE 80 80 80 16
WIRE 80 80 0 80
WIRE 160 128 160 64
WIRE 96 176 64 176
WIRE 208 176 208 16
WIRE 208 176 176 176
WIRE -304 192 -304 -48
WIRE -48 240 -96 240
WIRE 64 240 64 176
WIRE 64 240 -48 240
WIRE 160 240 160 224
WIRE 208 240 160 240
WIRE 304 240 208 240
WIRE 160 256 160 240
WIRE -96 272 -96 240
WIRE 64 304 64 240
WIRE 96 304 64 304
WIRE 208 304 176 304
WIRE -192 384 -192 112
WIRE -112 384 -192 384
WIRE 64 384 -112 384
WIRE 304 384 304 240
WIRE -192 416 -192 384
WIRE 0 416 0 80
WIRE 160 416 160 352
WIRE -208 464 -224 464
WIRE -112 464 -112 384
WIRE -112 464 -128 464
WIRE -64 464 -112 464
WIRE 32 464 16 464
WIRE 64 464 64 384
WIRE 96 464 64 464
WIRE 208 464 208 304
WIRE 208 464 176 464
WIRE -304 544 -304 272
WIRE -224 544 -224 464
WIRE -224 544 -304 544
WIRE -192 544 -192 512
WIRE -192 544 -224 544
WIRE -96 544 -96 352
WIRE -96 544 -192 544
WIRE 0 544 0 512
WIRE 0 544 -96 544
WIRE 32 544 32 464
WIRE 32 544 0 544
WIRE 160 544 160 512
WIRE 160 544 32 544
WIRE 208 544 208 464
WIRE 208 544 160 544
WIRE 304 544 304 448
WIRE 304 544 208 544
WIRE -304 560 -304 544
FLAG -304 560 0
FLAG -48 240 USW
FLAG -112 -48 UDD
FLAG 208 240 RR
SYMBOL voltage -304 176 R0
SYMATTR InstName VDD
SYMATTR Value 5
SYMBOL voltage -96 256 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 3 -159 58 Left 2
SYMATTR Value PULSE(0 5 0 1µ 1µ 49µ 93µ)
SYMATTR InstName VSW
SYMBOL AMScells\\n4 112 416 R0
SYMATTR InstName U1
SYMBOL AMScells\\n4 112 256 R0
SYMATTR InstName U2
SYMBOL AMScells\\p4 112 -32 R0
SYMATTR InstName U3
SYMBOL AMScells\\p4 112 128 R0
SYMATTR InstName U4
SYMBOL AMScells\\n4 -48 416 R0
SYMATTR InstName U5
SYMBOL AMScells\\n4 -144 416 M0
SYMATTR InstName U6
SYMBOL AMScells\\p4 48 -32 M0
SYMATTR InstName U7
SYMBOL cap 288 384 R0
SYMATTR InstName C1
SYMATTR Value 150p
SYMBOL current -192 32 R0
SYMATTR InstName IB
SYMATTR Value 10µ
TEXT -128 584 Left 2 !.include C:/Programs/LTspiceIV/lib/sub/AMSlev49.sub
TEXT -264 584 Left 2 !.tran 0 1m 0
TEXT 232 392 Left 2 !.ic V(rr) 4